[Solved] The role of calcium in excitation/contraction couple in skeletal muscle is:

Q.	The role of calcium in excitation/contraction couple in skeletal muscle is:
A.	by binding troponin C it uncovers the binding site of actin to interact with the myosin head
B.	by binding troponin I, it uncovers the binding site of actin to interact with the myosin head
C.	by binding to tropomyosin, it allows troponic to bind to myosin
D.	by binding to troponin C, it allows the myosin head to disengage resulting in relaxation
E.	it causes depolarisation to spread along the tubules
Answer» A. by binding troponin C it uncovers the binding site of actin to interact with the myosin head

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